| McAshan Gas Unit #10HHZ42-289-31983 | Hilcorp Energy Company only | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,370 | Nov 21, 2011 | — | — |
| Fountain #442-289-31981 | Hilcorp Energy Company only | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 15,122 | Nov 19, 2011 | — | — |
| Red Ranch Gas Unit #242-289-31980 | Hilcorp Energy Company only | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 17,000 | Nov 15, 2011 | — | — |
| Marquez No. 2 SWD #242-289-31979 | Gsi Oil & Gas Inc. only | Leon, TXBald Prairie (Travis Peak) | PluggedGas | 8,700 | Nov 3, 2011 | — | — |
| Gayle #142-289-31976 | Lakeshore Operating LLC only | Leon, TXAlabama Ferry (Glenrose D West) | Shut inOil | 10,505 | Oct 25, 2011 | — | — |
| Hill #142-289-31977 | Spindletop Oil & Gas Company only | Leon, TXAlabama Ferry (Glenrose D West) | ActiveOil | 10,500 | Oct 25, 2011 | — | — |
| Hunter Gas Unit #7HHZ42-289-31978 | Hilcorp Energy Company only | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,275 | Oct 25, 2011 | — | — |
| Mary Cook Barrett #1HHZ42-289-31975 | Range Production Companypermitted by · no operator of record | Leon, TXEileen Sullivan (Glen Rose) | Not on schedule | 15,500 | Oct 19, 2011 | — | — |
| Patrick #1HHZ42-289-31974 | Trailblazer Energy Resources LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 7,510 | Oct 18, 2011 | — | — |
| Bedsole Gas Unit #542-289-31973 | Formation Resour Field Svcs LLC only | Leon, TXBear Grass (Travis Peak) | Temporarily abandonedGas | 10,350 | Oct 17, 2011 | — | — |
| Clayton #1HHZ42-289-31972 | Trailblazer Energy Resources LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 7,358 | Oct 14, 2011 | — | — |
| Champion Ranch #1HHZ42-289-31971 | Proven Natural Resources LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 11,945 | Oct 11, 2011 | — | — |
| Osr Halliday Unit #103HHZ42-289-31970 | Woodbine Production Corporationpermit operator | Leon, TXHalliday (Woodbine) | Drilled | 9,500 | Oct 10, 2011 | — | — |
| Belin #1HHZ42-289-31969 | Contrast Energy LLC only | Leon, TXHilltop Resort (Austin Chalk) | Shut inOil | 6,143 | Oct 7, 2011 | — | — |
| Oak Tree SWD #142-289-31968 | Longbranch Energy, LPpermitted by · no operator of record | Leon, TXCenterville (Woodbine) | Plugged | 10,500 | Sep 30, 2011 | — | — |
| Red Oak (Woodbine Dexter) Unit #270242-289-31459 | Rusk Energy Operating LLC only | Leon, TXRed Oak (Dexter) | ActiveInjection | 6,800 | Sep 26, 2011 | — | — |
| McMurrey-State Unit #242-289-31874 | Comstock Oil & Gas LLC only | Leon, TXHilltop Resort (Bossier) | ActiveGas | 18,170 | Sep 21, 2011 | — | — |
| Ericson Gas Unit #442-289-31964 | Atlas Operating LLC only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,305 | Sep 19, 2011 | — | — |
| Leone Plantation #1042-289-31965 | HD Operating Co LLC only | Leon, TXOakwood | Shut inOil | 6,263 | Sep 19, 2011 | — | — |
| Tommy Johnson #142-289-31966 | Atlas Operating LLC only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,300 | Sep 19, 2011 | — | — |
| Fossil Williams #242-289-31912 | Fossil Operating Inc. only | Leon, TXHilltop Resort (Woodbine) | PluggedOil | 8,800 | Sep 13, 2011 | — | — |
| Campbell Gas Unit #542-289-31963 | Valence Operating Company only | Leon, TXBear Grass (Pettit) | ActiveGas | 10,264 | Sep 3, 2011 | — | — |
| Bunyard #1HHZ42-289-31962 | Deguello Operating LLC only | Leon, TXHalliday (Woodbine) | Shut inOil | 7,348 | Sep 1, 2011 | — | — |
| Gillen Ira #342-289-31961 | Valence Operating Company only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,196 | Aug 26, 2011 | — | — |
| Haynie #242-289-31960 | Atlas Operating LLC only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,300 | Aug 23, 2011 | — | — |
| Little 4 Ranch #142-289-31753 | Comstock Oil & Gas LLC only | Leon, TXHilltop Resort (Bossier) | ActiveGas | 18,630 | Aug 15, 2011 | — | — |
| Gresham 1 #1HHZ42-289-31959 | Thomfield Energy LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 6,807 | Aug 10, 2011 | — | — |
| Sharp A. L. #342-289-31958 | Atlas Operating LLC only | Leon, TXJewett (Travis Peak) | ActiveGas | 10,600 | Aug 5, 2011 | — | — |
| Russell a #742-289-31957 | Valence Operating Company only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,310 | Aug 1, 2011 | — | — |
| Helmcamp #542-289-31956 | Atlas Operating LLC only | Leon, TXJewett (Travis Peak) | ActiveGas | 10,513 | Jul 27, 2011 | — | — |
| Red Ranch Gas Unit #142-289-31955 | XTO Energy Inc.permitted by · no operator of record | Leon, TXBear Grass (Cotton Valley Cons) | Not on schedule | 16,800 | Jul 25, 2011 | — | — |
| Smith Shelby a #242-289-31953 | Dallas Production Inc. only | Leon, TXWildcat | PluggedOil | 7,600 | Jul 22, 2011 | — | — |
| Helmcamp #442-289-31954 | Atlas Operating LLC only | Leon, TXJewett (Travis Peak) | ActiveGas | 10,500 | Jul 22, 2011 | — | — |
| Hamill Foundation #142-289-31952 | Coastal Expanse Oil & Gas only | Leon, TXWildcat | Temporarily abandonedGas | 19,021 | Jul 19, 2011 | — | — |
| Homer Coleman #1HHZ42-289-31951 | Trailblazer Energy Resources LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 7,700 | Jul 6, 2011 | — | — |
| Lewis B #2442-289-31949 | Valence Operating Company only | Leon, TXFarrar (Travis Peak) | ActiveGas | 14,750 | Jun 27, 2011 | — | — |
| Sherman #1HHZ42-289-31950 | Deguello Operating LLC only | Leon, TXHalliday (Woodbine) | Shut inOil | 6,832 | Jun 27, 2011 | — | — |
| Hill #142-289-31948 | Valence Operating Company only | Leon, TXBranton W. (Cotton Valley Lime) | ActiveGas | 15,646 | Jun 23, 2011 | — | — |
| Klaras Gas Unit #142-289-31947 | Atlas Operating LLC only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,500 | Jun 16, 2011 | — | — |
| Fitz Gas Unit #142-289-31946 | Hilcorp Energy Company only | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 16,881 | Jun 15, 2011 | — | — |
| McAshan Gas Unit #642-289-31945 | XTO Energy Inc.permitted by · no operator of record | Leon, TX | Not on schedule | 14,200 | Jun 9, 2011 | — | — |
| Miles-Clute Gas Unit #142-289-31943 | Atlas Operating LLC only | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,150 | Jun 3, 2011 | — | — |
| Gresham Trust #1HHZ42-289-31944 | Comstock Oil & Gas LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 6,684 | Jun 2, 2011 | — | — |
| Lewis B #2342-289-31942 | Valence Operating Company only | Leon, TXFarrar SE (Pettit) | ActiveGas | 14,850 | May 31, 2011 | — | — |
| Leone Plantation #942-289-31936 | HD Operating Co LLC only | Leon, TXOakwood | Shut inOil | 6,305 | May 26, 2011 | — | — |
| Hailey Heirs #142-289-31941 | Shoco Production L.P. only | Leon, TXOakwood | PluggedOil | 7,000 | May 25, 2011 | — | — |
| Osr-Halliday Unit #3142-289-00536 | Woodbine Production Corporation only | Leon, TXHalliday (Woodbine) | PluggedOil | 7,600 | May 17, 2011 | — | — |
| Effie Mae Hull #442-289-31241 | Hilcorp Energy Company only | Leon, TXBear Grass (Pettit) | ActiveGas | 10,520 | May 17, 2011 | — | — |
| Barnes Charles #1HHZ42-289-31940 | Atlas Operating LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 6,918 | May 9, 2011 | — | — |
| Manning #1HHZ42-289-31939 | Trailblazer Energy Resources LLC only | Leon, TXHalliday (Woodbine) | ActiveOil | 7,385 | May 4, 2011 | — | — |